body,
ul {
  margin: 0;
  padding: 0;
}



ul {
  list-style: none;
}


.slider-box {
  height: 100%;
  display: flex;


  .slider-item {
    height: 100%;
    flex: 0 0 100%;

    img {
      width: 100%;
      height: 100%;
    }
  }
}

.slider-spot {
  display: flex;
  justify-content: center;
  align-items: center;

  position: absolute;
  bottom: 10px;

  width: 100%;
  height: 15px;

  .spot-item {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: #ccc;

    &.active {
      background-color: #ff5c1f;
    }

    &+& {
      margin-left: 10px;
    }
  }
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;

  &.prev {
    left: 15px;
  }

  &.next {
    right: 15px;
  }
}